The elements of clock and watch-work, adapted to practice. In two essays. By Alexander Cumming, ...
Cumming, Alexander,1733-1814.
London : printed for the author; by J. Hughs,
1766.
With an index.
ESTC
Also reproduced on microfilm. Woodbridge, CT: Research Publications, Inc., 1986. The Eighteenth Century ; reel 7625, no.06.